| http://www.w3.org/ns/prov#value | - While the local terminal X is assumed to be, for example, a so called portable mobile PC as shown in FIG. 2, it may be in other forms such as a workstation and PC, i.e., a so called desk top PC so long as it has a modem which has a capability of communication by connecting to a portable telephone, PHS and a public telephone, etc.
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